sl@0: // Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).
sl@0: // All rights reserved.
sl@0: // This component and the accompanying materials are made available
sl@0: // under the terms of "Eclipse Public License v1.0"
sl@0: // which accompanies this distribution, and is available
sl@0: // at the URL "http://www.eclipse.org/legal/epl-v10.html".
sl@0: //
sl@0: // Initial Contributors:
sl@0: // Nokia Corporation - initial contribution.
sl@0: //
sl@0: // Contributors:
sl@0: //
sl@0: // Description:
sl@0: // File:		DevSoundUtility.h
sl@0: // Author:		Vasudevan Ramachandraiah
sl@0: // Date:		July 16, 2002
sl@0: // Class that provides API to list ECOM plugin implementation IDs
sl@0: // (c) Nokia Inc.
sl@0: // Revisions:
sl@0: // Date:			Author			Description
sl@0: // 
sl@0: //
sl@0: 
sl@0: #ifndef __MMFDEVSOUNDUTILITY_H
sl@0: #define __MMFDEVSOUNDUTILITY_H
sl@0: 
sl@0: #include <ecom/ecom.h>
sl@0: #include <badesca.h>
sl@0: 
sl@0: #include "mmfutilities.h" // For TFourCC
sl@0: 
sl@0: #define KFourCCLength 4
sl@0: 
sl@0: class TMMFRawPackage
sl@0: /**
sl@0: *@internalTechnology
sl@0: */
sl@0: 	{
sl@0: public:
sl@0: 	inline TPtr8& Package();
sl@0: 	inline const TPtr8& Package() const;
sl@0: protected:
sl@0: 	TMMFRawPackage(TInt aDerivedSize);
sl@0: 	inline void SetSize(TInt aDerivedSize);
sl@0: protected:
sl@0: 	TPtr8 iThis;
sl@0: 	};
sl@0: 
sl@0: 
sl@0: class TMMFToneFixedSequenceNames : public TMMFRawPackage
sl@0: /**
sl@0: *@internalTechnology
sl@0: */
sl@0: 	{
sl@0: public:
sl@0: 	inline TMMFToneFixedSequenceNames();
sl@0: public:
sl@0: 	TInt iCount;
sl@0: 	};
sl@0: 
sl@0: 
sl@0: class HMMFToneFixedSequenceNames : public TMMFToneFixedSequenceNames
sl@0: /**
sl@0: *@internalTechnology
sl@0: */
sl@0: 	{
sl@0: public:
sl@0: 	HMMFToneFixedSequenceNames();
sl@0: 	HMMFToneFixedSequenceNames* AddNameL(const TDesC& aName);
sl@0: 	};
sl@0: 
sl@0: 
sl@0: class CMMFDevSoundUtility : public CBase
sl@0: /**
sl@0: *internalTechnology
sl@0: */
sl@0: 	{
sl@0: public:
sl@0: 	// Destructor
sl@0: 	~CMMFDevSoundUtility();
sl@0: 	static CMMFDevSoundUtility* NewL();
sl@0: 	static CMMFDevSoundUtility* NewLC();
sl@0: 
sl@0: 	void SeekUsingFourCCL(TUid aInterfaceUid, RImplInfoPtrArray& aPlugInArray, const TFourCC& aSrcDataType, const TFourCC& aDstDataType, const TDesC& aPreferredSupplier);
sl@0: 	void SelectByPreference(RImplInfoPtrArray& aPlugInArray, const TDesC& aPreferredSupplier);
sl@0: 	void SeekHwDevicePluginsL(RArray<TFourCC>& aSupportedDataTypes, TMMFState aState);
sl@0: 
sl@0: #ifdef SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: 	void FindHwDeviceAdapterL(TUid aInterfaceUid, RImplInfoPtrArray& aPlugInArray);
sl@0: 	void SeekCodecPluginsL(RArray<TFourCC>& aSupportedDataTypes, TMMFState aState, TBool aAppend);
sl@0: #endif // SYMBIAN_MULTIMEDIA_CODEC_API
sl@0: 
sl@0: 	void InitializeFixedSequenceL(CPtrC8Array** aFixedSequences);
sl@0: 	TBool RecognizeSequence(const TDesC8& aData);
sl@0: 	const TDesC& FixedSequenceName(TInt aSequenceNumber);
sl@0: 
sl@0: private:
sl@0: 	CMMFDevSoundUtility();
sl@0: 	void ConstructL();
sl@0: 	TBool IsDataTypeMatch(CImplementationInformation* hwDeviceResourceEntry,const TDesC8& fourCCPtrPCM16, TMMFState aState);
sl@0: 
sl@0: private:
sl@0: 	HMMFToneFixedSequenceNames* iFixedSequenceNames;
sl@0: 	HBufC8* iInfo;
sl@0: 	} ;
sl@0: 
sl@0: #endif // __MMFDEVSOUNDUTILITY_H